Alex & Sierra step out for the Delta Air Lines 2014 Grammy Weekend Private Reception and Performance with Lorde on Thursday night (January 23) in Los Angeles.
The current X Factor champs joined Jena Malone, Victoria Justice, Anna Kendrick and more for the pre-Grammy bash.
PHOTOS: Check out the latest pics of Alex & Sierra
“OUR FIRST GRAMMY PARTY EVER!!!!!! thanks @delta :))) this is amazing!” the duo tweeted.
Inside the party, Alex & Sierra were the last guests on the dance floor and busted out moves to 90′s classic rock.
10+ pics inside of Alex & Sierra…
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Credit: Angela Weiss, Chris Weeks, FayesVision; Photos: WENN, Getty
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